Pero, > I started with trying to solve ticket 5705, incorect ellipse reading > when extrusion is [0,0,-1].
I've applied your patch in r33770 (with the addition of a test case that demonstrates it). Thanks > > As always the easiest solution was looked last, that is RTFM. If you > read dxf reference from autodesk you will see that everything is > explained very well. Not all entities use OCS (object coordinate > system, which is derived from extrusion vector). For ellipse its > clearly stated, excerpt: > --- > Ellipse group codes > Group codes, Description > 10 Center point (in WCS). DXF: X value; APP: 3D point > 20, 30 DXF: Y and Z values of center point (in WCS) > 11 Endpoint of major axis, relative to the center (in WCS). > 21, 31 DXF: Y and Z values of endpoint of major axis, relative to the > center (in WCS) > --- > > Currently dxf driver blindly applies coordinate transformations to all > supported entities, which is incorrect. Are there other entites you identified to be incorrectly handled ? > > Note that angles need to be corrected with respect to OCS (right hand > rule with counterclockwise direction). > > RTFM, bye Not the most friendly way to say good bye IMHO... Regards, Even -- Spatialys - Geospatial professional services http://www.spatialys.com _______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev
